The Rio Grande Valley is vital to freight movement both statewide and nationally. The region is linked to various, strategic Texas supply 
chains such as manufacturing, agriculture, and energy production. A significant amount of 
freight transportation is the result of increased international commerce.

417 Tier 1 Miles
- includes the roadways most critical 
for freight transportation 
459 Tier 2 Miles
- includes roadways providing 
significant regional connection
671 Tier 3 Miles
- includes additional 
connections within the network 
and to freight generating and 
producing businesses in the region